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FI99174B - Duplex filter to be connected - Google Patents

Duplex filter to be connected

Info

Publication number
FI99174B
FI99174B FI955637A FI955637A FI99174B FI 99174 B FI99174 B FI 99174B FI 955637 A FI955637 A FI 955637A FI 955637 A FI955637 A FI 955637A FI 99174 B FI99174 B FI 99174B
Authority
FI
Finland
Prior art keywords
duplex filter
duplex
filter
Prior art date
Application number
FI955637A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI955637A0 (en
FI99174C (en
Inventor
Jouni Ala-Kojola
Jukka Loukkola
Original Assignee
Lk Products Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lk Products Oy filed Critical Lk Products Oy
Priority to FI955637A priority Critical patent/FI99174C/en
Publication of FI955637A0 publication Critical patent/FI955637A0/en
Priority to CA002185384A priority patent/CA2185384A1/en
Priority to JP8291853A priority patent/JPH09181502A/en
Priority to AU71858/96A priority patent/AU720171B2/en
Priority to US08/754,873 priority patent/US5815048A/en
Priority to EP96308466A priority patent/EP0776059B1/en
Priority to DE69625886T priority patent/DE69625886T2/en
Application granted granted Critical
Publication of FI99174B publication Critical patent/FI99174B/en
Publication of FI99174C publication Critical patent/FI99174C/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H01P1/2136—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using comb or interdigital filters; using cascaded coaxial cavities
FI955637A 1995-11-23 1995-11-23 Switchable duplex filter FI99174C (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI955637A FI99174C (en) 1995-11-23 1995-11-23 Switchable duplex filter
CA002185384A CA2185384A1 (en) 1995-11-23 1996-09-12 Switchable duplex filter
JP8291853A JPH09181502A (en) 1995-11-23 1996-11-01 Radio frequency filter and its using method
AU71858/96A AU720171B2 (en) 1995-11-23 1996-11-20 Switchable duplex filter
US08/754,873 US5815048A (en) 1995-11-23 1996-11-22 Switchable duplex filter
EP96308466A EP0776059B1 (en) 1995-11-23 1996-11-22 Switchable duplex filter
DE69625886T DE69625886T2 (en) 1995-11-23 1996-11-22 Switchable duplex filter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI955637A FI99174C (en) 1995-11-23 1995-11-23 Switchable duplex filter
FI955637 1995-11-23

Publications (3)

Publication Number Publication Date
FI955637A0 FI955637A0 (en) 1995-11-23
FI99174B true FI99174B (en) 1997-06-30
FI99174C FI99174C (en) 1997-10-10

Family

ID=8544431

Family Applications (1)

Application Number Title Priority Date Filing Date
FI955637A FI99174C (en) 1995-11-23 1995-11-23 Switchable duplex filter

Country Status (7)

Country Link
US (1) US5815048A (en)
EP (1) EP0776059B1 (en)
JP (1) JPH09181502A (en)
AU (1) AU720171B2 (en)
CA (1) CA2185384A1 (en)
DE (1) DE69625886T2 (en)
FI (1) FI99174C (en)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6466613B1 (en) * 1999-04-26 2002-10-15 Itran Communications Ltd. Communications transceiver utilizing a single filter
JP3613156B2 (en) * 2000-01-18 2005-01-26 株式会社村田製作所 Dielectric filter, antenna duplexer, and communication device
AU2002218005A1 (en) 2000-11-03 2002-05-15 Paratek Microwave, Inc. Method of channel frequency allocation for rf and microwave duplexers
JP2003060408A (en) * 2001-06-05 2003-02-28 Murata Mfg Co Ltd Filter component and communication apparatus
TWI364175B (en) * 2003-08-28 2012-05-11 Gct Semiconductor Inc System and method for filtering signals in a transceiver
EP1763905A4 (en) 2004-06-28 2012-08-29 Pulse Finland Oy Antenna component
EP1825528B1 (en) * 2004-12-09 2015-07-08 Wispry, Inc. Tunable LC duplexer with multiple pole-zero elements
FI20055420A0 (en) 2005-07-25 2005-07-25 Lk Products Oy Adjustable multi-band antenna
FI119009B (en) 2005-10-03 2008-06-13 Pulse Finland Oy Multiple-band antenna
FI118782B (en) 2005-10-14 2008-03-14 Pulse Finland Oy Adjustable antenna
FI119577B (en) * 2005-11-24 2008-12-31 Pulse Finland Oy The multiband antenna component
JP4621155B2 (en) * 2006-02-28 2011-01-26 株式会社エヌ・ティ・ティ・ドコモ Variable filter
US8618990B2 (en) 2011-04-13 2013-12-31 Pulse Finland Oy Wideband antenna and methods
DE102006046190B4 (en) 2006-09-29 2016-09-01 Intel Deutschland Gmbh Circuit arrangement, method for operating a circuit arrangement and method for operating a dual-mode UMTS / GSM mobile telephone
US10211538B2 (en) 2006-12-28 2019-02-19 Pulse Finland Oy Directional antenna apparatus and methods
FI20075269A0 (en) 2007-04-19 2007-04-19 Pulse Finland Oy Method and arrangement for antenna matching
FI120427B (en) 2007-08-30 2009-10-15 Pulse Finland Oy Adjustable multiband antenna
FI20096134A0 (en) 2009-11-03 2009-11-03 Pulse Finland Oy Adjustable antenna
FI20096251A0 (en) 2009-11-27 2009-11-27 Pulse Finland Oy MIMO antenna
US8847833B2 (en) 2009-12-29 2014-09-30 Pulse Finland Oy Loop resonator apparatus and methods for enhanced field control
FI20105158A (en) 2010-02-18 2011-08-19 Pulse Finland Oy SHELL RADIATOR ANTENNA
US9406998B2 (en) 2010-04-21 2016-08-02 Pulse Finland Oy Distributed multiband antenna and methods
FI20115072A0 (en) 2011-01-25 2011-01-25 Pulse Finland Oy Multi-resonance antenna, antenna module and radio unit
US8648752B2 (en) 2011-02-11 2014-02-11 Pulse Finland Oy Chassis-excited antenna apparatus and methods
US9673507B2 (en) 2011-02-11 2017-06-06 Pulse Finland Oy Chassis-excited antenna apparatus and methods
US8866689B2 (en) 2011-07-07 2014-10-21 Pulse Finland Oy Multi-band antenna and methods for long term evolution wireless system
US9450291B2 (en) 2011-07-25 2016-09-20 Pulse Finland Oy Multiband slot loop antenna apparatus and methods
US9123990B2 (en) 2011-10-07 2015-09-01 Pulse Finland Oy Multi-feed antenna apparatus and methods
US9531058B2 (en) 2011-12-20 2016-12-27 Pulse Finland Oy Loosely-coupled radio antenna apparatus and methods
US9484619B2 (en) 2011-12-21 2016-11-01 Pulse Finland Oy Switchable diversity antenna apparatus and methods
US8988296B2 (en) 2012-04-04 2015-03-24 Pulse Finland Oy Compact polarized antenna and methods
US9979078B2 (en) 2012-10-25 2018-05-22 Pulse Finland Oy Modular cell antenna apparatus and methods
US10069209B2 (en) 2012-11-06 2018-09-04 Pulse Finland Oy Capacitively coupled antenna apparatus and methods
US9419674B2 (en) * 2013-02-26 2016-08-16 Qualcomm Incorporated Shared filter for transmit and receive paths
US9647338B2 (en) 2013-03-11 2017-05-09 Pulse Finland Oy Coupled antenna structure and methods
US10079428B2 (en) 2013-03-11 2018-09-18 Pulse Finland Oy Coupled antenna structure and methods
WO2014179239A1 (en) * 2013-04-29 2014-11-06 Skyworks Solutions, Inc. Duplexer architectures and methods for enabling additional signal path
US9634383B2 (en) 2013-06-26 2017-04-25 Pulse Finland Oy Galvanically separated non-interacting antenna sector apparatus and methods
US9680212B2 (en) 2013-11-20 2017-06-13 Pulse Finland Oy Capacitive grounding methods and apparatus for mobile devices
US9590308B2 (en) 2013-12-03 2017-03-07 Pulse Electronics, Inc. Reduced surface area antenna apparatus and mobile communications devices incorporating the same
US9350081B2 (en) 2014-01-14 2016-05-24 Pulse Finland Oy Switchable multi-radiator high band antenna apparatus
US9973228B2 (en) 2014-08-26 2018-05-15 Pulse Finland Oy Antenna apparatus with an integrated proximity sensor and methods
US9948002B2 (en) 2014-08-26 2018-04-17 Pulse Finland Oy Antenna apparatus with an integrated proximity sensor and methods
US9722308B2 (en) 2014-08-28 2017-08-01 Pulse Finland Oy Low passive intermodulation distributed antenna system for multiple-input multiple-output systems and methods of use
US9906260B2 (en) 2015-07-30 2018-02-27 Pulse Finland Oy Sensor-based closed loop antenna swapping apparatus and methods

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5717201A (en) 1980-07-07 1982-01-28 Fujitsu Ltd Dielectric substance filter
JPS59125104U (en) 1983-02-10 1984-08-23 株式会社村田製作所 outer join structure
US4716391A (en) 1986-07-25 1987-12-29 Motorola, Inc. Multiple resonator component-mountable filter
US5023935A (en) * 1989-11-17 1991-06-11 Nynex Corporation Combined multi-port transmit/receive switch and filter
US5065120A (en) * 1990-09-21 1991-11-12 Motorola, Inc. Frequency agile, dielectrically loaded resonator filter
US5055808A (en) * 1990-09-21 1991-10-08 Motorola, Inc. Bandwidth agile, dielectrically loaded resonator filter
FI86673C (en) 1991-04-12 1992-09-25 Lk Products Oy CERAMIC DUPLEXFILTER.
FI90926C (en) * 1992-05-14 1994-04-11 Lk Products Oy High frequency filter with switching property
FI94298C (en) * 1993-03-03 1995-08-10 Lk Products Oy Method and connection for changing the filter type
JPH07147503A (en) * 1993-11-24 1995-06-06 Murata Mfg Co Ltd Dielectric filter
FI97086C (en) * 1994-02-09 1996-10-10 Lk Products Oy Arrangements for separation of transmission and reception

Also Published As

Publication number Publication date
FI955637A0 (en) 1995-11-23
EP0776059A2 (en) 1997-05-28
EP0776059B1 (en) 2003-01-22
DE69625886T2 (en) 2003-12-24
JPH09181502A (en) 1997-07-11
EP0776059A3 (en) 1998-03-18
US5815048A (en) 1998-09-29
AU7185896A (en) 1997-05-29
AU720171B2 (en) 2000-05-25
CA2185384A1 (en) 1997-05-24
FI99174C (en) 1997-10-10
DE69625886D1 (en) 2003-02-27

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Legal Events

Date Code Title Description
BB Publication of examined application
MA Patent expired